Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2655 and 2661 the smallest integer that is 2354985 that is divisible by both numbers.
Least Common Multiple (LCM) of 2655 and 2661 is 2354985.
LCM(2655,2661) = 2354985
Least common multiple or lowest common denominator (LCD) can be calculated in three ways;
Least common multiple can be found by multiplying the highest exponent prime factors of 2655 and 2661. First we will calculate the prime factors of 2655 and 2661.
Prime Factorization of 2655
3 | 2655 |
3 | 885 |
5 | 295 |
59 | 59 |
1 |
Prime factors of 2655 are 3, 5,59. Prime factorization of 2655 in exponential form is:
2655 = 32×51×591
Prime Factorization of 2661
3 | 2661 |
887 | 887 |
1 |
Prime factors of 2661 are 3,887. Prime factorization of 2661 in exponential form is:
2661 = 31×8871
Now multiplying the highest exponent prime factors to calculate the LCM of 2655 and 2661.
LCM(2655,2661) = 32×51×591×8871
LCM(2655,2661) = 2354985
Factors of 2655
List of positive integer factors of 2655 that divides 2655 without a remainder.
1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 885, 2655
Factors of 2661
List of positive integer factors of 2661 that divides 2661 without a remainder.
1, 3, 887, 2661
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2655 and 2661, than apply into the LCM equation.
GCF(2655,2661) = 3
LCM(2655,2661) = ( 2655 × 2661) / 3
LCM(2655,2661) = 7064955 / 3
LCM(2655,2661) = 2354985
(i) The LCM of 2661 and 2655 is associative
LCM of 2655 and 2661 = LCM of 2661 and 2655
1. What is the LCM of 2655 and 2661?
Answer: LCM of 2655 and 2661 is 2354985.
2. What are the Factors of 2655?
Answer: Factors of 2655 are 1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 885, 2655. There are 12 integers that are factors of 2655. The greatest factor of 2655 is 2655.
3. What are the Factors of 2661?
Answer: Factors of 2661 are 1, 3, 887, 2661. There are 4 integers that are factors of 2661. The greatest factor of 2661 is 2661.
4. How to Find the LCM of 2655 and 2661?
Answer:
Least Common Multiple of 2655 and 2661 = 2354985
Step 1: Find the prime factorization of 2655
2655 = 3 x 3 x 5 x 59
Step 2: Find the prime factorization of 2661
2661 = 3 x 887
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2354985 = 3 x 3 x 5 x 59 x 887
Step 4: Therefore, the least common multiple of 2655 and 2661 is 2354985.